Item Name: Upgrade Metal Arm Servo Drive Part for huina 1550 1:14 RC Excavator Accessories 3pcs. Description:Made of aeronauticmagnaliummaterialHigh hardness, light in weight, keep your excavator from foreraking or tail-warpingGreat powerSuper realistic, bring you better experienceLarger extended anglePacking includes:1 set Metal Arm Driving Servo Parts
